*{
    margin: 0;
    padding: 0;
}

a{
    text-decoration: none;
    color: black;
}

li{
    list-style: none;
}

body{
    width: 100%;
}

.w{
   width: 1200px;
   margin: 0 auto;
}



/* header */
header{
    width: 100%;
    height: 60px;
    background-color: rgb(20,72,173);
    color: white;
}

header div{
    position: relative;
}

header img{
    margin-top: 8px;
}

header img:nth-child(2){
    float: right;
    padding-left: 20px;
    margin-top: 20px;
}

header span{
    margin: 21px 40px 0 0;
    float: right;
}

header p{
    margin-top: 21px;
    float: right;
}

header div::after{
    content: '';
    display: block;
    width: 1px;
    background-color: white;
    height: 18px;
    position: absolute;
    top: 21px;
    right: 289px;
}
/* header */




/* topNav */
.topNav{
    background-color: black;
    width: 100%;
}

.topNav a{
    color: white;
}

.topNav a:hover{
    color: red;
}

.topNav div{
    height: 60px;
}

.topNav .topNav-nav{
    float: left;
}

.topNav .topNav-nav li{
    float: left;
    margin: 0 50px 0 30px;
    padding-top: 22px;
    position: relative;
}

.topNav .topNav-nav li:nth-child(1)::after{
    content: '';
    display: block;
    background: url(../img/icon-home.png) no-repeat;
    background-size: 26px 26px;
    width: 26px;
    height: 26px;
    position: absolute;
    left: -28px;
    top: 17px;
}
.topNav .topNav-nav li:nth-child(2)::after{
    content: '';
    display: block;
    background: url(../img/icon-globe.png) no-repeat;
    background-size: 26px 26px;
    width: 26px;
    height: 26px;
    position: absolute;
    left: -28px;
    top: 17px;
}
.topNav .topNav-nav li:nth-child(3)::after{
    content: '';
    display: block;
    background: url(../img/icon-hospital.png) no-repeat;
    background-size: 26px 26px;
    width: 26px;
    height: 26px;
    position: absolute;
    left: -28px;
    top: 17px;
}
.topNav .topNav-nav li:nth-child(4)::after{
    content: '';
    display: block;
    background: url(../img/icon-plane.png) no-repeat;
    background-size: 26px 26px;
    width: 26px;
    height: 26px;
    position: absolute;
    left: -28px;
    top: 17px;
}
.topNav .topNav-nav li:nth-child(5)::after{
    content: '';
    display: block;
    background: url(../img/icon-credit-card.png) no-repeat;
    background-size: 26px 26px;
    width: 26px;
    height: 26px;
    position: absolute;
    left: -28px;
    top: 17px;
}
.topNav .topNav-nav li:nth-child(6)::after{
    content: '';
    display: block;
    background: url(../img/icon-book.png) no-repeat;
    background-size: 26px 26px;
    width: 26px;
    height: 26px;
    position: absolute;
    left: -28px;
    top: 17px;
}

.topNav .topNav-login{
    float: right;
    position: relative;
}

.topNav .topNav-login::after{
    content: '';
    display: block;
    width: 1px;
    height: 16px;
    position: absolute;
    top: 24px;
    left: 62px;
    background-color: white;
}

.topNav .topNav-login li{
    float: right;
    margin: 22px 0 0 20px;
}
/* topNav */


/* strategy */
.strategy{
    overflow: hidden;
}

.strategy>img:nth-child(1){
    width: 25%;
    height: 315px;
    float: left;
    margin-top: 10px;
}

.strategy>img:nth-child(2){
    width: 55%;
    float: left;
    box-sizing: border-box;
    padding: 10px;
}

.strategy div{
    width: 20%;
    float: left;
    margin-top: 10px;
    height: 315px;
}

.strategy div img{
    width: 100%;
    height: 50%;
    float: left;
}
/* strategy */



/* number-people */
.number-people{
    text-align: center;
    margin-top: 100px;
}

.number-people>p{
    font-weight: 800;
    font-size: 24px;
    line-height: 40px;

}

.number-people>span{
    font-size: 16px;
    font-family: '宋体';
    line-height: 30px;
}


/* number-people */


